def get_balance(self): return self.__balance
def area(self): return 3.14 * self.radius ** 2
def charge_battery(self): print("The battery is charging.") python 3 deep dive part 4 oop high quality
Inheritance is a mechanism in OOP that allows one class to inherit the properties and behavior of another class. The child class inherits all the attributes and methods of the parent class and can also add new attributes and methods or override the ones inherited from the parent class.
def deposit(self, amount): self.__balance += amount def get_balance(self): return self
A Comprehensive Guide to Object-Oriented Programming in Python 3: A Deep Dive
Polymorphism is the ability of an object to take on multiple forms. This can be achieved through method overriding or method overloading. Method overriding occurs when a child class provides a different implementation of a method that is already defined in its parent class. This can be achieved through method overriding or
class PaymentGateway(ABC): @abstractmethod def process_payment(self, amount): pass